6 #include <sys/select.h>
18 #include <sys/types.h>
20 #include <sys/socket.h>
21 #ifdef HAVE_SYS_TIME_H
28 #include <netinet/in.h>
29 #include <arpa/inet.h>
39 #include <sys/utsname.h>
41 #include <libcitadel.h>
44 #define INADDR_NONE 0xffffffff
55 extern locale_t wc_locales[];
57 #define _(string) gettext(string)
59 #define _(string) (string)
62 #define IsEmptyStr(a) ((a)[0] == '\0')
64 * Uncomment to dump an HTTP trace to stderr
65 #define HTTP_TRACING 1
78 /* Work around PACKAGE/VERSION defs that are (not supposed to be?) in ical.h */
80 # define CTDL_PACKAGE PACKAGE
85 # define CTDL_PACKAGE_STRING PACKAGE_STRING
86 //# undef PACKAGE_STRING
90 # define CTDL_VERSION VERSION
100 #undef PACKAGE_TARNAME
101 #undef PACKAGE_VERSION
102 #undef PACKAGE_BUGREPORT
105 ////////#include "hash.h"
108 /* Work around RedHat's b0rken OpenSSL includes */
109 #define OPENSSL_NO_KRB5
110 #include <openssl/ssl.h>
111 #include <openssl/err.h>
112 #include <openssl/rand.h>
115 #define CALENDAR_ROOM_NAME "Calendar"
116 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
118 #define SIZ 4096 /* generic buffer size */
120 #define TRACE fprintf(stderr, "Checkpoint: %s, %d\n", __FILE__, __LINE__)
122 #define SLEEPING 180 /* TCP connection timeout */
123 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
124 #define PORT_NUM 2000 /* port number to listen on */
125 #define DEVELOPER_ID 0
127 #define CLIENT_VERSION 737 /* This version of WebCit */
128 #define MINIMUM_CIT_VERSION 737 /* min required Citadel ver */
129 #define LIBCITADEL_MIN 738 /* min required libcitadel ver */
130 #define DEFAULT_HOST "localhost" /* Default Citadel server */
131 #define DEFAULT_PORT "504"
132 #define LB (1) /* Internal escape chars */
135 #define TARGET "webcit01" /* Target for inline URL's */
136 #define HOUSEKEEPING 15 /* Housekeeping frequency */
137 #define MIN_WORKER_THREADS 5
138 #define MAX_WORKER_THREADS 250
139 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
141 #define USERCONFIGROOM "My Citadel Config"
142 #define DEFAULT_MAXMSGS 20
145 #ifdef LIBCITADEL_VERSION_NUMBER
146 #if LIBCITADEL_VERSION_NUMBER < LIBCITADEL_MIN
147 #error libcitadel is too old. Please upgrade it before continuing.
153 * Room flags (from Citadel)
157 #define QR_PERMANENT 1 /**< Room does not purge */
158 #define QR_INUSE 2 /**< Set if in use, clear if avail */
159 #define QR_PRIVATE 4 /**< Set for any type of private room */
160 #define QR_PASSWORDED 8 /**< Set if there's a password too */
161 #define QR_GUESSNAME 16 /**< Set if it's a guessname room */
162 #define QR_DIRECTORY 32 /**< Directory room */
163 #define QR_UPLOAD 64 /**< Allowed to upload */
164 #define QR_DOWNLOAD 128 /**< Allowed to download */
165 #define QR_VISDIR 256 /**< Visible directory */
166 #define QR_ANONONLY 512 /**< Anonymous-Only room */
167 #define QR_ANONOPT 1024 /**< Anonymous-Option room */
168 #define QR_NETWORK 2048 /**< Shared network room */
169 #define QR_PREFONLY 4096 /**< Preferred status needed to enter */
170 #define QR_READONLY 8192 /**< Aide status required to post */
171 #define QR_MAILBOX 16384 /**< Set if this is a private mailbox */
176 #define QR2_SYSTEM 1 /**< System room; hide by default */
177 #define QR2_SELFLIST 2 /**< Self-service mailing list mgmt */
178 #define QR2_COLLABDEL 4 /**< Anyone who can post can also delete*/
179 #define QR2_SUBJECTREQ 8 /**< Subject strongly recommended */
180 #define QR2_SMTP_PUBLIC 16 /* smtp public postable room */
181 #define QR2_MODERATED 32 /* Listservice aide has to permit posts */
187 #define UA_GOTOALLOWED 4
188 #define UA_HASNEWMSGS 8
193 * User flags (from Citadel)
195 #define US_NEEDVALID 1 /**< User needs to be validated */
196 #define US_PERM 4 /**< Permanent user */
197 #define US_LASTOLD 16 /**< Print last old message with new */
198 #define US_EXPERT 32 /**< Experienced user */
199 #define US_UNLISTED 64 /**< Unlisted userlog entry */
200 #define US_NOPROMPT 128 /**< Don't prompt after each message */
201 #define US_PROMPTCTL 256 /**< <N>ext & <S>top work at prompt */
202 #define US_DISAPPEAR 512 /**< Use "disappearing msg prompts" */
203 #define US_REGIS 1024 /**< Registered user */
204 #define US_PAGINATOR 2048 /**< Pause after each screen of text */
205 #define US_INTERNET 4096 /**< Internet mail privileges */
206 #define US_FLOORS 8192 /**< User wants to see floors */
207 #define US_COLOR 16384 /**< User wants ANSI color support */
208 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
209 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
210 US_FLOORS | US_COLOR | US_PROMPTCTL )
213 * NLI is the string that shows up in a who's online listing for sessions
214 * that are active, but for which no user has yet authenticated.
216 #define NLI "(not logged in)"
219 /** \brief Linked list of lines appearing in an HTTP client request */
221 struct httprequest *next; /**< the next request in the list */
222 char line[SIZ]; /**< the request line */
226 * \brief Linked list of session variables encoded in an x-www-urlencoded content type
228 typedef struct urlcontent urlcontent;
230 char url_key[32]; /**< the variable name */
231 StrBuf *url_data; /**< its value */
235 * \brief information about us ???
238 int serv_pid; /* Process ID of the Citadel server */
239 char serv_nodename[32]; /* Node name of the Citadel server */
240 char serv_humannode[64]; /* human readable node name of the Citadel server */
241 char serv_fqdn[64]; /* fully quallified Domain Name (such as uncensored.citadel.org) */
242 char serv_software[64]; /* What version does our connected citadel server use */
243 int serv_rev_level; /* Whats the citadel server revision */
244 char serv_bbs_city[64]; /* Geographic location of the Citadel server */
245 char serv_sysadm[64]; /* Name of system administrator */
246 char serv_moreprompt[256]; /* Whats the commandline textprompt */
247 int serv_ok_floors; /* nonzero == server supports floors */
248 int serv_supports_ldap; /* is the server linked against an ldap tree for adresses? */
249 int serv_newuser_disabled; /* Has the server disabled self-service new user creation? */
250 char serv_default_cal_zone[128];/* Default timezone for unspecified calendar items */
251 int serv_supports_sieve; /* Does the server support Sieve mail filtering? */
252 int serv_fulltext_enabled; /* Does the server have the full text index enabled? */
253 char serv_svn_revision[256]; /* SVN revision of the server */
254 int serv_supports_openid; /* Does the server support authentication via OpenID? */
260 * \brief This struct holds a list of rooms for \\\<G\\\>oto operations.
263 struct march *next; /**< pointer to next in linked list */
264 char march_name[128]; /**< name of room */
265 int march_floor; /**< floor number of room */
266 int march_order; /**< sequence in which we are to visit this room */
270 * \brief This struct holds a list of rooms for client display.
271 * It is a binary tree.
274 struct roomlisting *lnext; /**< pointer to 'left' tree node */
275 struct roomlisting *rnext; /**< pointer to 'right' tree node */
276 char rlname[128]; /**< name of room */
277 unsigned rlflags; /**< room flags */
278 int rlfloor; /**< the floor it resides on */
279 int rlorder; /**< room listing order */
285 * \brief Dynamic content for variable substitution in templates
287 typedef struct _wcsubst {
288 int wcs_type; /**< which type of ??? */
289 char wcs_key[32]; /**< ??? what?*/
290 void *wcs_value; /**< ???? what?*/
291 void (*wcs_function)(void); /**< funcion hook ???*/
297 typedef struct _TemplateParam {
304 typedef struct _TemplateToken {
305 const char *pTokenStart;
308 const char *pTokenEnd;
316 TemplateParam *Params[MAXPARAM];
319 typedef void (*WCHandlerFunc)(StrBuf *Target, int nArgs, WCTemplateToken **Tokens);
322 * \brief Values for wcs_type
325 WCS_STRING, /**< its a string */
326 WCS_FUNCTION, /**< its a function callback */
327 WCS_SERVCMD /**< its a command to send to the citadel server */
331 * \brief mail attachment ???
333 struct wc_attachment {
334 struct wc_attachment *next;/**< pointer to next in list */
335 size_t length; /**< length of the contenttype */
336 char content_type[SIZ]; /**< the content itself ???*/
337 char filename[SIZ]; /**< the filename hooked to this content ??? */
338 char *data; /**< the data pool; aka this content */
342 * \brief message summary structure. ???
344 struct message_summary {
345 time_t date; /**< its creation date */
346 long msgnum; /**< the message number on the citadel server */
347 char from[128]; /**< the author */
348 char to[128]; /**< the recipient */
349 char subj[256]; /**< the title / subject */
350 int hasattachments; /**< does it have atachments? */
351 int is_new; /**< is it yet read? */
355 * \brief Data structure for roomlist-to-folderlist conversion
358 int floor; /**< which floor is it on */
359 char room[SIZ]; /**< which roomname ??? */
360 char name[SIZ]; /**< which is its own name??? */
361 int hasnewmsgs; /**< are there unread messages inside */
362 int is_mailbox; /**< is it a mailbox? */
363 int selectable; /**< can we select it ??? */
364 int view; /**< whats its default view? inbox/calendar.... */
365 int num_rooms; /**< If this is a floor, how many rooms does it have */
368 typedef struct _disp_cal {
369 icalcomponent *cal; /**< cal items for display */
370 long cal_msgnum; /**< cal msgids for display */
371 char *from; /**< owner of this component */
372 int unread; /**< already seen by the user? */
383 * \brief One of these is kept for each active Citadel session.
384 * HTTP transactions are bound to on e at a time.
387 struct wcsession *next; /**< Linked list */
388 int wc_session; /**< WebCit session ID */
389 char wc_username[128]; /**< login name of current user */
390 char wc_fullname[128]; /**< Screen name of current user */
391 char wc_password[128]; /**< Password of current user */
392 char wc_roomname[256]; /**< Room we are currently in */
393 int connected; /**< nonzero == we are connected to Citadel */
394 int logged_in; /**< nonzero == we are logged in */
395 int axlevel; /**< this user's access level */
396 int is_aide; /**< nonzero == this user is an Aide */
397 int is_room_aide; /**< nonzero == this user is a Room Aide in this room */
398 int http_sock; /**< HTTP server socket */
399 int serv_sock; /**< Client socket to Citadel server */
400 int chat_sock; /**< Client socket to Citadel server - for chat */
401 unsigned room_flags; /**< flags associated with the current room */
402 unsigned room_flags2; /**< flags associated with the current room */
403 int wc_view; /**< view for the current room */
404 int wc_default_view; /**< default view for the current room */
405 int wc_is_trash; /**< nonzero == current room is a Trash folder */
406 int wc_floor; /**< floor number of current room */
407 char ugname[128]; /**< where does 'ungoto' take us */
408 long uglsn; /**< last seen message number for ungoto */
409 int upload_length; /**< content length of http-uploaded data */
410 char *upload; /**< pointer to http-uploaded data */
411 char upload_filename[PATH_MAX]; /**< filename of http-uploaded data */
412 char upload_content_type[256]; /**< content type of http-uploaded data */
413 int new_mail; /**< user has new mail waiting */
414 int remember_new_mail; /**< last count of new mail messages */
415 int need_regi; /**< This user needs to register. */
416 int need_vali; /**< New users require validation. */
417 char cs_inet_email[256]; /**< User's preferred Internet addr. */
418 pthread_mutex_t SessionMutex; /**< mutex for exclusive access */
419 time_t lastreq; /**< Timestamp of most recent HTTP */
420 int killthis; /**< Nonzero == purge this session */
421 struct march *march; /**< march mode room list */
422 char reply_to[512]; /**< reply-to address */
423 long msgarr[10000]; /**< for read operations */
424 int num_summ; /**< number of messages in mailbox summary view */
425 struct message_summary *summ; /**< array of messages for mailbox summary view */
426 int is_mobile; /**< Client is a handheld browser */
427 HashList *urlstrings; /**< variables passed to webcit in a URL */
428 HashList *vars; /**< HTTP variable substitutions for this page */
429 char this_page[512]; /**< URL of current page */
430 char http_host[512]; /**< HTTP Host: header */
431 HashList *hash_prefs; /**< WebCit preferences for this user */
432 HashList *disp_cal_items; /**< sorted list of calendar items; startdate is the sort criteria. */
433 struct wc_attachment *first_attachment; /**< linked list of attachments for 'enter message' */
434 char last_chat_user[256]; /**< ??? todo */
435 char ImportantMessage[SIZ]; /**< ??? todo */
436 int ctdl_pid; /**< Session ID on the Citadel server */
437 char httpauth_user[256]; /**< only for GroupDAV sessions */
438 char httpauth_pass[256]; /**< only for GroupDAV sessions */
439 int gzip_ok; /**< Nonzero if Accept-encoding: gzip */
440 int is_mailbox; /**< the current room is a private mailbox */
441 struct folder *cache_fold; /**< cache the iconbar room list */
442 int cache_max_folders; /**< ??? todo */
443 int cache_num_floors; /**< ??? todo */
444 time_t cache_timestamp; /**< ??? todo */
445 HashList *IconBarSetttings; /**< which icons should be shown / not shown? */
446 long current_iconbar; /**< What is currently in the iconbar? */
447 StrBuf *floordiv_expanded; /**< which floordiv currently expanded */
448 int selected_language; /**< Language selected by user */
449 time_t last_pager_check; /**< last time we polled for instant msgs */
450 int nonce; /**< session nonce (to prevent session riding) */
451 int time_format_cache; /**< which timeformat does our user like? */
452 StrBuf *UrlFragment1; /**< first urlfragment, if NEED_URL is specified by the handler*/
453 StrBuf *UrlFragment2; /**< second urlfragment, if NEED_URL is specified by the handler*/
454 StrBuf *WBuf; /**< Our output buffer */
455 StrBuf *HBuf; /**< Our HeaderBuffer */
458 /** values for WC->current_iconbar */
460 current_iconbar_menu, /**< view the icon menue */
461 current_iconbar_roomlist /**< view the roomtree */
470 #define num_parms(source) num_tokens(source, '|')
473 /* Per-session data */
474 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
475 extern pthread_key_t MyConKey;
477 /* Per-thread SSL context */
479 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
480 extern pthread_key_t ThreadSSL;
481 extern char ctdl_key_dir[PATH_MAX];
482 extern char file_crpt_file_key[PATH_MAX];
483 extern char file_crpt_file_csr[PATH_MAX];
484 extern char file_crpt_file_cer[PATH_MAX];
487 struct serv_info serv_info;
488 extern char floorlist[128][SIZ];
489 extern char *axdefs[];
490 extern char *ctdlhost, *ctdlport;
491 extern int http_port;
492 extern char *server_cookie;
494 extern int setup_wizard;
495 extern char wizard_filename[];
496 extern time_t if_modified_since;
497 extern int follow_xff;
498 extern HashList *HandlerHash;
499 extern HashList *PreferenceHooks;
500 extern HashList *WirelessTemplateCache;
501 extern HashList *WirelessLocalTemplateCache;
502 extern HashList *TemplateCache;
503 extern HashList *LocalTemplateCache;
504 extern HashList *GlobalNS;
506 void InitialiseSemaphores(void);
507 void begin_critical_section(int which_one);
508 void end_critical_section(int which_one);
511 void stuff_to_cookie(char *cookie, size_t clen, int session,
512 char *user, char *pass, char *room);
513 void cookie_to_stuff(char *cookie, int *session,
514 char *user, size_t user_len,
515 char *pass, size_t pass_len,
516 char *room, size_t room_len);
517 void locate_host(char *, int);
518 void become_logged_in(char *, char *, char *);
519 void openid_manual_create(void);
520 void display_login(char *mesg);
521 void display_openids(void);
522 void do_welcome(void);
523 void do_logout(void);
524 void display_main_menu(void);
525 void display_aide_menu(void);
526 void display_advanced_menu(void);
527 void slrp_highest(void);
528 void get_serv_info(char *, char *);
529 int uds_connectsock(char *);
530 int tcp_connectsock(char *, char *);
531 int serv_getln(char *strbuf, int bufsize);
532 int StrBuf_ServGetln(StrBuf *buf);
533 void serv_puts(const char *string);
535 void who_inner_div(void);
536 void ajax_mini_calendar(void);
537 void fmout(char *align);
538 void pullquote_fmout(void);
539 void wDumpContent(int);
542 /* These may return NULL if not foud */
543 #define sbstr(a) SBstr(a, sizeof(a) - 1)
544 const StrBuf *SBSTR(const char *key);
545 const StrBuf *SBstr(const char *key, size_t keylen);
547 #define xbstr(a, b) (char*) XBstr(a, sizeof(a) - 1, b)
548 const char *XBstr(char *key, size_t keylen, size_t *len);
549 const char *XBSTR(char *key, size_t *len);
551 #define lbstr(a) LBstr(a, sizeof(a) - 1)
552 long LBstr(char *key, size_t keylen);
553 long LBSTR(char *key);
555 #define ibstr(a) IBstr(a, sizeof(a) - 1)
556 int IBstr(char *key, size_t keylen);
557 int IBSTR(char *key);
559 #define havebstr(a) HaveBstr(a, sizeof(a) - 1)
560 int HaveBstr(char *key, size_t keylen);
561 int HAVEBSTR(char *key);
563 #define yesbstr(a) YesBstr(a, sizeof(a) - 1)
564 int YesBstr(char *key, size_t keylen);
565 int YESBSTR(char *key);
567 /* TODO: get rid of the non-const-typecast */
568 #define bstr(a) (char*) Bstr(a, sizeof(a) - 1)
569 const char *BSTR(char *key);
570 const char *Bstr(char *key, size_t keylen);
572 void urlescputs(char *);
573 void hurlescputs(char *);
574 void jsesc(char *, size_t, char *);
575 void jsescputs(char *);
576 void output_headers( int do_httpheaders,
582 void wprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
583 void hprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
584 void output_static(char *what);
585 void display_mime_icon(void);
586 void print_menu_box(char* Title, char *Class, int nLines, ...);
587 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks);
588 void escputs(char *strbuf);
589 void url(char *buf, size_t bufsize);
590 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
591 void msgesc(char *target, size_t tlen, char *strbuf);
592 void msgescputs(char *strbuf);
593 void msgescputs1(char *strbuf);
594 void stripout(char *str, char leftboundary, char rightboundary);
595 void dump_vars(void);
596 void embed_main_menu(void);
597 void serv_read(char *buf, int bytes);
598 void readloop(char *oper);
599 void read_message(long msgnum, int printable_view, char *section);
600 void text_to_server(char *ptr);
601 void text_to_server_qp(char *ptr);
602 void confirm_delete_msg(void);
603 void display_success(char *);
604 void authorization_required(const char *message);
605 void server_to_text(void);
606 void save_edit(char *description, char *enter_cmd, int regoto);
607 void display_edit(char *description, char *check_cmd,
608 char *read_cmd, char *save_cmd, int with_room_banner);
609 int gotoroom(char *gname);
610 void confirm_delete_room(void);
612 void display_graphics_upload(char *, char *, char *);
613 void do_graphics_upload(char *upl_cmd);
614 void serv_read(char *buf, int bytes);
615 void serv_gets(char *strbuf);
616 void serv_write(const char *buf, int nbytes);
617 void serv_puts(const char *string);
618 void serv_printf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
619 void load_floorlist(void);
620 void shutdown_sessions(void);
621 void do_housekeeping(void);
622 void smart_goto(char *);
623 void worker_entry(void);
624 void session_loop(struct httprequest *);
625 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
626 void fmt_time(char *buf, time_t thetime);
627 void httpdate(char *buf, time_t thetime);
628 time_t httpdate_to_timestamp(char *buf);
629 void end_webcit_session(void);
630 void page_popup(void);
631 void http_redirect(const char *);
632 void clear_substs(struct wcsession *wc);
633 void clear_local_substs(void);
636 typedef void (*var_callback_fptr)();
639 void SVPut(char *keyname, size_t keylen, int keytype, char *Data);
640 #define svput(a, b, c) SVPut(a, sizeof(a) - 1, b, c)
641 void svprintf(char *keyname, size_t keylen, int keytype, const char *format,...) __attribute__((__format__(__printf__,4,5)));
642 void SVPRINTF(char *keyname, int keytype, const char *format,...) __attribute__((__format__(__printf__,3,4)));
643 void SVCALLBACK(char *keyname, var_callback_fptr fcn_ptr);
644 void SVCallback(char *keyname, size_t keylen, var_callback_fptr fcn_ptr);
645 #define svcallback(a, b) SVCallback(a, sizeof(a) - 1, b)
647 void DoTemplate(const char *templatename, long len);
648 #define do_template(a) DoTemplate(a, sizeof(a) -1);
651 int lingering_close(int fd);
652 char *memreadline(char *start, char *buf, int maxlen);
653 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
654 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
655 void remove_token(char *source, int parmnum, char separator);
656 char *load_mimepart(long msgnum, char *partnum);
657 int pattern2(char *search, char *patn);
658 void do_edit_vcard(long, char *, char *, char *);
659 void striplt(char *);
660 void stripltlen(char *, int *);
661 void select_user_to_edit(char *message, char *preselect);
662 void delete_user(char *);
663 void do_change_view(int);
667 void load_preferences(void);
668 void save_preferences(void);
669 #define get_preference(a, b) get_PREFERENCE(a, sizeof(a) - 1, b)
670 #define get_pref(a, b) get_PREFERENCE(ChrPtr(a), StrLength(a), b)
671 int get_PREFERENCE(const char *key, size_t keylen, StrBuf **value);
672 #define set_preference(a, b, c) set_PREFERENCE(a, sizeof(a) - 1, b, c)
673 #define set_pref(a, b, c) set_PREFERENCE(ChrPtr(a), StrLength(a), b, c)
674 void set_PREFERENCE(const char *key, size_t keylen, StrBuf *value, int save_to_server);
676 #define get_pref_long(a, b, c) get_PREF_LONG(a, sizeof(a) - 1, b, c)
677 int get_PREF_LONG(const char *key, size_t keylen, long *value, long Default);
678 #define set_pref_long(a, b, c) set_PREF_LONG(a, sizeof(a) - 1, b, c)
679 void set_PREF_LONG(const char *key, size_t keylen, long value, int save_to_server);
681 #define get_pref_yesno(a, b, c) get_PREF_YESNO(a, sizeof(a) - 1, b, c)
682 int get_PREF_YESNO(const char *key, size_t keylen, int *value, int Default);
683 #define set_pref_yesno(a, b, c) set_PREF_YESNO(a, sizeof(a) - 1, b, c)
684 void set_PREF_YESNO(const char *key, size_t keylen, int value, int save_to_server);
686 #define get_room_pref(a) get_ROOM_PREFS(a, sizeof(a) - 1)
687 StrBuf *get_ROOM_PREFS(const char *key, size_t keylen);
689 #define set_room_pref(a, b, c) set_ROOM_PREFS(a, sizeof(a) - 1, b, c)
690 void set_ROOM_PREFS(const char *key, size_t keylen, StrBuf *value, int save_to_server);
692 int is_msg_in_mset(char *mset, long msgnum);
693 void display_addressbook(long msgnum, char alpha);
694 void offer_start_page(void);
695 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
696 void output_html(char *, int);
697 void do_listsub(void);
698 void toggle_self_service(void);
699 ssize_t write(int fd, const void *buf, size_t count);
700 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
701 void display_calendar(long msgnum, int unread);
702 void display_task(long msgnum, int unread);
703 void display_note(long msgnum, int unread);
704 void updatenote(void);
705 void do_calendar_view(void);
706 void do_tasks_view(void);
707 void calendar_summary_view(void);
708 int load_msg_ptrs(char *servcmd, int with_headers);
709 void free_attachments(struct wcsession *sess);
710 void free_march_list(struct wcsession *wcf);
711 void display_rules_editor_inner_div(void);
712 void generate_uuid(char *);
713 void CtdlMakeTempFileName(char *, int);
714 void address_book_popup(void);
715 void begin_ajax_response(void);
716 void end_ajax_response(void);
717 void initialize_viewdefs(void);
718 void initialize_axdefs(void);
719 void burn_folder_cache(time_t age);
720 void list_all_rooms_by_floor(const char *viewpref);
721 void display_pictureview(void);
723 void display_edit_task(void);
724 void display_edit_event(void);
725 icaltimezone *get_default_icaltimezone(void);
726 void display_icaltimetype_as_webform(struct icaltimetype *, char *);
727 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
728 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
729 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from, int unread);
730 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from, int unread);
731 void ical_dezonify(icalcomponent *cal);
732 void partstat_as_string(char *buf, icalproperty *attendee);
733 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
734 void check_attendee_availability(icalcomponent *supplied_vevent);
735 void do_freebusy(char *req);
736 int ical_ctdl_is_overlap(
737 struct icaltimetype t1start,
738 struct icaltimetype t1end,
739 struct icaltimetype t2start,
740 struct icaltimetype t2end
744 void initialize_locales(void);
745 void ShutdownLocale(void);
747 void TmplGettext(StrBuf *Target, int nTokens, WCTemplateToken *Token);
749 extern char *months[];
751 int read_server_binary(StrBuf *Ret, size_t total_len);
752 int StrBuf_ServGetBLOB(StrBuf *buf, long BlobSize);
753 int read_server_text(StrBuf *Buf, long *nLines);;
754 int goto_config_room(void);
755 long locate_user_vcard(char *username, long usernum);
756 void sleeeeeeeeeep(int);
757 void http_transmit_thing(const char *content_type, int is_static);
758 long unescape_input(char *buf);
759 void do_selected_iconbar(void);
760 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
761 void spawn_another_worker_thread(void);
762 void display_rss(char *roomname, char *request_method);
763 void offer_languages(void);
764 void set_selected_language(const char *);
765 void go_selected_language(void);
766 void stop_selected_language(void);
767 void preset_locale(void);
768 void httplang_to_locale(char *LocaleString);
769 void tabbed_dialog(int num_tabs, char *tabnames[]);
770 void begin_tab(int tabnum, int num_tabs);
771 void end_tab(int tabnum, int num_tabs);
772 void str_wiki_index(char *s);
773 int get_time_format_cached (void);
774 int xtoi(char *in, size_t len);
775 void webcit_fmt_date(char *buf, time_t thetime, int brief);
776 int fetch_http(char *url, char *target_buf, int maxbytes);
778 int is_mobile_ua(char *user_agent);
781 iconv_t ctdl_iconv_open(const char *tocode, const char *fromcode);
784 void embed_room_banner(char *, int);
786 /* navbar types that can be passed to embed_room_banner */
796 void ssl_lock(int mode, int n, const char *file, int line);
797 int starttls(int sock);
798 extern SSL_CTX *ssl_ctx;
799 int client_read_ssl(char *buf, int bytes, int timeout);
800 void client_write_ssl(const char *buf, int nbytes);
805 int ZEXPORT compress_gzip(Bytef * dest, size_t * destLen,
806 const Bytef * source, uLong sourceLen, int level);
809 void utf8ify_rfc822_string(char *buf);
811 void begin_burst(void);
812 long end_burst(void);
814 extern char *hourname[]; /**< Names of hours (12am, 1am, etc.) */
816 void http_datestring(char *buf, size_t n, time_t xtime);
819 typedef void (*WebcitHandlerFunc)(void);
820 typedef struct _WebcitHandler{
824 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen, WebcitHandlerFunc F, long Flags);
827 #define ANONYMOUS (1<<1)
828 #define NEED_URL (1<<2)
831 /* These should be empty, but we have them for testing */
832 #define DEFAULT_HTTPAUTH_USER ""
833 #define DEFAULT_HTTPAUTH_PASS ""
836 /* Exit codes 101 through 109 are initialization failures so we don't want to
837 * just keep respawning indefinitely.
839 #define WC_EXIT_BIND 101 /* Can't bind to the port */
840 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
843 #define WC_TIMEFORMAT_NONE 0
844 #define WC_TIMEFORMAT_AMPM 1
845 #define WC_TIMEFORMAT_24 2